Immunoglobins
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Ig u should know it for DAT test...
Last updated 10:36 PM on 9/6/25
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5 Terms
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IgA
antibody that acts as immune function of mucous membranes
In bodily secretions like milk, tears, saliva
Transfers passive immunity to newborns through breastfeeding
Dimer
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IgD
Activates B cells
Monomer
3
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IgE
Role in allergic reactions
Monomer
4
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IgG
In blood and extracellular fluid
Long-term protection
Important in fighting bacterial and viral infections
Can cross placenta to provide passive immunity to the developing fetus
Monomer
5
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IgM
FIRST ANTIBODY TO BE PRODUCED in response to infection
Effective in forming complexes with antigens, initiating immune response
Pentameric form – 5 linked monomers
Note 
Flashcards (33)